Home / 77,162.93-115,755.48-23,859.06

Finding the Fourth Proportional to 77,162.93, 115,755.48 and 23,859.06

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Solution

The fourth proportional to 77,162.93, 115,755.48 and 23,859.06 is: 35,792.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,162.93 : 115,755.48 = 23,859.06 : x
  2. Step 2: Convert to fraction form
    77,162.93/115,755.48 = 23,859.06/x
  3. Step 3: Cross multiply
    77,162.93x = 115,755.48 × 23,859.06
  4. Step 4: Simplify right side
    77,162.93x = 2,761,816,942.65
  5. Step 5: Solve for x
    x = 2,761,816,942.65/77,162.93
  6. Step 6: Final answer
    x = 35,792.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.